VERFAHREN UND VORRICHTUNG ZUM FESTSTELLEN DER WIRKSAMKEIT EINER KATHODISCHEN SCHUTZEINHEIT

摘要

A method and apparatus for remotely measuring the cathodic protection level on a cathodically protected structure. The method uses a remote apparatus to measure the cathodic protection level and convert it to a related acoustic signal that is transmitted via the structure or surrounding media to a conveniently located receiving location.